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:- object(tests,
	extends(lgtunit)).

	:- info([
		version is 1:3:0,
		author is 'Paulo Moura',
		date is 2023-06-04,
		comment is 'Unit tests for the "cascade" example.'
	]).

	cover(cascade).
	cover(cascade_dcgs).

	test(cascade_01) :-
		catch(cascade::process_image(image, Final), Error, true),
		(	var(Error) ->
			^^assertion(Final == with_rainbow(smaller(sparkling_eyes(with_bow_tie(cropped(image))))))
		;	ground(Error),
			^^assertion(list::memberchk(Error, [missing_cat,bow_tie_failure,eyes_closed,wants_to_grow,sunny_day]))
		).

	test(cascade_dcgs_01) :-
		catch(cascade_dcgs::process_image(image, Final), Error, true),
		(	var(Error) ->
			^^assertion(Final == with_rainbow(smaller(sparkling_eyes(with_bow_tie(cropped(image))))))
		;	ground(Error),
			^^assertion(list::memberchk(Error, [missing_cat,bow_tie_failure,eyes_closed,wants_to_grow,sunny_day]))
		).

:- end_object.
